97 lines
3.2 KiB
C
97 lines
3.2 KiB
C
/*
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* Copyright (c) 2003, 2007-14 Matteo Frigo
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* Copyright (c) 2003, 2007-14 Massachusetts Institute of Technology
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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/* This file was automatically generated --- DO NOT EDIT */
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/* Generated on Tue Sep 14 10:44:59 EDT 2021 */
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#include "dft/codelet-dft.h"
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#if defined(ARCH_PREFERS_FMA) || defined(ISA_EXTENSION_PREFERS_FMA)
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/* Generated by: ../../../genfft/gen_notw_c.native -fma -simd -compact -variables 4 -pipeline-latency 8 -n 2 -name n1fv_2 -include dft/simd/n1f.h */
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/*
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* This function contains 2 FP additions, 0 FP multiplications,
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* (or, 2 additions, 0 multiplications, 0 fused multiply/add),
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* 5 stack variables, 0 constants, and 4 memory accesses
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*/
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#include "dft/simd/n1f.h"
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static void n1fv_2(const R *ri, const R *ii, R *ro, R *io, stride is, stride os, INT v, INT ivs, INT ovs)
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{
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{
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INT i;
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const R *xi;
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R *xo;
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xi = ri;
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xo = ro;
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for (i = v; i > 0; i = i - VL, xi = xi + (VL * ivs), xo = xo + (VL * ovs), MAKE_VOLATILE_STRIDE(4, is), MAKE_VOLATILE_STRIDE(4, os)) {
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V T1, T2;
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T1 = LD(&(xi[0]), ivs, &(xi[0]));
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T2 = LD(&(xi[WS(is, 1)]), ivs, &(xi[WS(is, 1)]));
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ST(&(xo[WS(os, 1)]), VSUB(T1, T2), ovs, &(xo[WS(os, 1)]));
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ST(&(xo[0]), VADD(T1, T2), ovs, &(xo[0]));
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}
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}
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VLEAVE();
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}
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static const kdft_desc desc = { 2, XSIMD_STRING("n1fv_2"), { 2, 0, 0, 0 }, &GENUS, 0, 0, 0, 0 };
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void XSIMD(codelet_n1fv_2) (planner *p) { X(kdft_register) (p, n1fv_2, &desc);
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}
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#else
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/* Generated by: ../../../genfft/gen_notw_c.native -simd -compact -variables 4 -pipeline-latency 8 -n 2 -name n1fv_2 -include dft/simd/n1f.h */
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/*
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* This function contains 2 FP additions, 0 FP multiplications,
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* (or, 2 additions, 0 multiplications, 0 fused multiply/add),
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* 5 stack variables, 0 constants, and 4 memory accesses
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*/
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#include "dft/simd/n1f.h"
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static void n1fv_2(const R *ri, const R *ii, R *ro, R *io, stride is, stride os, INT v, INT ivs, INT ovs)
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{
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{
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INT i;
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const R *xi;
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R *xo;
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xi = ri;
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xo = ro;
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for (i = v; i > 0; i = i - VL, xi = xi + (VL * ivs), xo = xo + (VL * ovs), MAKE_VOLATILE_STRIDE(4, is), MAKE_VOLATILE_STRIDE(4, os)) {
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V T1, T2;
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T1 = LD(&(xi[0]), ivs, &(xi[0]));
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T2 = LD(&(xi[WS(is, 1)]), ivs, &(xi[WS(is, 1)]));
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ST(&(xo[WS(os, 1)]), VSUB(T1, T2), ovs, &(xo[WS(os, 1)]));
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ST(&(xo[0]), VADD(T1, T2), ovs, &(xo[0]));
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}
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}
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VLEAVE();
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}
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static const kdft_desc desc = { 2, XSIMD_STRING("n1fv_2"), { 2, 0, 0, 0 }, &GENUS, 0, 0, 0, 0 };
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void XSIMD(codelet_n1fv_2) (planner *p) { X(kdft_register) (p, n1fv_2, &desc);
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}
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#endif
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